Takes,
1. That is referring to a spiritual burden such as LGBT, fraudsters, etc.
2. Rambam says that the chukkim are also logical. We just may not be able to perceive the logic. Regarding eidim zommemim, various Rishonim give reasons. Ramban says that if the bet din din punished the person he was really guilty (eidim mezamim do not say that he was innocent, only that the first two eidim were lying). Abarbanel says that it would undermine public faith in the judicial system to punish the eidim after the defendant has been punished.
Neville, the process of teshuva has nothing to do with politics. In fact, it is in spite of the political machinations of the Chareidi parties. It has to do with an inner yearning of Jews coupled with efforts of machzerim b’teshuva who understand today’s non-observant Jews.